how many different dna exist?
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- There are two major types of DNA- Genomic DNA and Mitochondrial DNA; Genomic DNA / Nuclear DNA- This comprises the genome of an organism. This genomic DNA is spread across 46 chromosomes leading to an expression of genetic traits.The genomic DNA controls expression of the various traits in an organism.
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- All proteins are made up of combinations of 20 different amino acids. The RNA code (like DNA) is written in just four different chemical 'letters' - bases. How can a code with four letters identify 20 different amino acids? By reading it three letters at a time - CAU, CAG, GGA, etc.
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What Is a Gene? You've got six billion of these pairs of nucleotides in each of your cells, and amongst these six billion nucleotide pairs are roughly 23,000 genes. A gene is a distinct stretch of DNA that determines something about who you are. (More on that later.) Genes vary in size, from just a few thousand pairs of nucleotides (or base pairs) to over two million base pairs.
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Chapter 3 Genetic Engineering The human genome contains 3.2 billion chemical. nucleotide base pairs (A, C, T, and G). The average gene consists of 3,000 base pairs, but. sizes vary greatly, with the largest known human. gene being dystrophin at 2.4 million base pairs.
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How many nucleotides are there in the dna of one cell? It is impossible to answer your question. Do you mean in a human cell, if that is the case then there are 3 billion steps on the DNA ladder=> multiply that by 2 for each step is composed of 2 nucleotides and you get 6 billion nucleotides in one normal somatic human body cell.
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How Designer Children Work According to the Human Genome Project, there are between 26,000 and 40,000 genes in the human body. Each of these genes is composed of a unique sequence of pairs, each with four bases, called base pairs.
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How are new DNA molecules made? Both genes and genomes come in a variety of sizes. About 1,000 base pairs would be enough DNA to encode most proteins. But intronsextra or nonsense sequences inside genesmake many genes longer than that. Human genes are commonly around 27,000 base pairs long, and some are up to 2 million base pairs.
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- How many bases code for an amino acid?, 3D animation with basic narration. DNA has four letters that must specify the 20 different amino acids that make up proteins. Combinatorially, using three DNA letters for one amino acid makes the most sense. (DNAi Location: Code > Reading the Code > Pieces of the puzzle > The genetic code) Transcript:
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- All proteins are made up of combinations of 20 different amino acids. The RNA code (like DNA) is written in just four different chemical 'letters' - bases. How can a code with four letters identify 20 different amino acids?
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DNA Structure & DNA Replication - Cell Biology There are four different types of nucleotide possible in a DNA sequence, adenine, cytosine, guanine and thymine (can be replaced with A, C, G and T). There are billions of these nucleotides in our genome, and with all the possible permutations; this is what makes us unique.
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Facts about how many different kinds of proteins does a single cell contain? Well, it is quite difficult to say how many different kinds of proteins present in a single cell because each cell in an organism contains the same DNA (same number of genes) that are responsible for the expression of all types of the protein.
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The Genetics of Cancer Researchers estimate that there are 30,000 different genes in each cell. Genes are located on 46 chromosomes, which are arranged in two sets of 23 chromosomes. You inherit one set of chromosomes from your mother and one set from your father. One chromosome in each set of 23 determines whether you are female or male.
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- For the past quarter century, estimates of the number of genes in the human genome have generally ranged between 80,000 and 150,000, so the much smaller number comes as an apparent surprise, though perhaps it should not.
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How many DNA molecules are present in a human somatic cell? There are only 46 DNA molecules ( 23 pairs) in human somatic cell. There are about 22000 genes and close to 3.2 billion base pairs in total.
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How many different kinds of bases can be found in DNA? Yah, it's only those four - adenine, guanine, cytosine, and thymine - that are in most DNA, but there are occasionally different bases. Also, there is methylation of DNA that can be crucial in transcription regulation. you're ideal.
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How many base pairs are in one molecule of DNA? · just now. 1  Base pairs make up part of a DNA molecule. Each stand of DNA is made of a base, a sugar and a phosphate group. 2  There are about 25,000 base pairs in one human DNA molecule (one double-helix), however some animals have DNA that is 2,000,000 base pairs long. One DNA molecule is made up of two polynucleotide strands that form a double-helix using hydrogen bonds between the nitrogenous bases. A chromosome is one DNA molecule.
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sacred knowledge of vibration and the power of human emotions The DNA of most people on this planet has already been mutated. That is why only 3-5 DNA strands are active instead of the 12-48 DNA strands (which used to be the norm for angelic human race). This is hard to believe.
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Gene The number of genes in an organism’s genome (the entire set of chromosomes) varies significantly between species. For example, whereas the human genome contains an estimated 20,000 to 25,000 genes, the genome of the bacterium Escherichia coli O157:H7 houses precisely 5,416 genes.
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- Genes are sections of DNA. A single gene is marked in Figure 1.1.6. Each chromosome can have over 1000 genes. The difference between one gene and the next is the:• order of bases along the DNA strand• length of the DNA strand.The order of the bases along the DNA strand is the genetic code..1 DNA the molecule Organisms on Earth have many differences. Not many people would confuse an elephant with an earthworm, a tree with a tarantula or a penguin with a python. However, at one level the differences between organisms are not as great as you might think.
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Eukaryotic Gene Structure Current estimates say that humans have about 100,000 separate mRNAs, which means about 100,000 expressed genes. This number is still lower than the capacity of the unique DNA fraction in an organism.
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How to Estimate Federal Withholding The amount you see at the intersection is the exact amount your employer will withhold from your paycheck. In the unlikely event you claim more than 10 allowances on your W-4 form; then you must use the alternative percentage method to calculate your withholding.
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- They can but it's improbable the number of possible dnas is 20^200, that is a big *** number, so that should make very improbable that two persons actually have the same dna. Renegado · 10 years ago.
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Nitrogenous Bases: Hydrogen Bonding, Overview There are four bases in DNA, and each one is different than the others, making four 'letters.' Amazingly, this is enough variety to spell out all the genes in all living things! The related molecule RNA also has four bases: three are the same as in DNA and one is different. Let's meet the different nitrogenous bases.
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- In DNA, there are four different bases: adenine (A) and guanine (G) are the larger purines. Cytosine (C) and thymine (T) are the smaller pyrimidines. RNA also contains four different bases. Three of these are the same as in DNA: adenine, guanine, and cytosine.
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Compare and Contrast the Lytic and Lysogenic Life Cycles? In the lytic cycle, l phages replicate rapidly and eventually cause lysis of the host cell. In the lysogenic cycle, the viral DNA circularizes and integrates into the host DNA.Then, the phages may replicate with the host cell.The steps involved in Lytic cycle are: 1) Adsorption 2) Penetration 3) Replication 4) Assembly 5) Release.The Lysogenic Life Cycle of Temperate Bacteriophages Bacteriophages capable of a lysogenic life cycle are termed temperate phages.hen, the phages may replicate with the host cell. The steps involved in Lytic cycle are: 1) Adsorption 2) Penetration 3) Replication 4) Assembly 5) Release. The Lysogenic Life Cycle of Temperate Bacteriophages Bacteriophages capable of a lysogenic life cycle are termed temperate phages.
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MADMAN BIOLOGY Actually, when we talk about strands of DNA, this can refer to DNA molecules of any length (measured in single A,T,G, or C nucleotides known as base pairs). Human cells contain two sets of 23 chromosomes, one set inherited from each parent (46 total).